tastervstestedWhat's the difference?

Quick tell: taster is a noun, tested is a verb, so they fill different roles in a sentence.

Which to use

“taster” is a noun and “tested” is a verb - they look or sound alike but fill different roles in a sentence.

#41,412
“taster” frequency rank
#3,144
“tested” frequency rank
44556
confusion score

Side-by-Side Comparison

Feature taster tested
Definition An object in which, or by which, food or drink is tasted, such as a small cup. simple past and past participle of test

Where the eye mixes taster and tested

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
taster
6 ch
tested

Visual trap between taster and tested

These two trip readers on the page rather than in the ear: taster is /teɪstɚ/ while tested is /ˈtɛstɪd/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 44556, derived from the frequency rank of both members and their visual similarity.

taster is recorded at frequency rank #41,412, classified as anoun, pronounced /teɪstɚ/. tested is at rank #3,144, tagged as averb, pronounced /ˈtɛstɪd/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 44556, this pair ranks #229,421 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of taster vs tested

Shared letters: est. Private to "taster": ar. Private to "tested": d.

"taster" · 6 letters · shape CVCCVC  ·  "tested" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • tasteratster · tasetr · tasster · tasterr · tastre · tastter · tatser · tsater
  • testedetsted · tesetd · tessted · testde · testedd · testted · tetsed · tseted

Frequently Asked Questions

Is swapping "taster" for "tested" ever safe?
No - they are not even the same part of speech. "taster" is a noun and "tested" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "taster" vs "tested" - which ranks higher?
"tested" is the more common of the two: it sits at frequency rank #3,144 in our English list, against #41,412 for "taster". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "taster" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tested" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #229,421 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "taster" and "tested" also get mixed up with nearby pairs, the highest-scored neighbour is "taster vs tatters". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #229,421 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list